ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿2020 Äê 1 Ô 25 ÈÕ×ܽ¨ÖþÃæ»ýΪ 3.39 Íòƽ·½Ã׵ĻðÉñɽҽԺÕýʽ¿ª¹¤£¬»ðÉñɽҽԺÔÚ½¨Ôì¹ý³ÌÖÐÓõ½ÁËHDPE Ĥ¡£ÀÏʦ¸æËßͬѧÃÇHDPE Ĥ¾ßÓм«ºÃµÄ¿¹³å»÷ÐԺͷÀ³±ÐÔ£¬ÌýÍêÀÏʦµÄÃèÊöºó£¬Í¬Ñ§ÃǶÔHDPE ĤµÄ×é³ÉÔªËزúÉúÁËŨºñµÄÐËȤ£¬½øÐÐÁËÈçÏÂ̽¾¿¡£

£¨Ìá³öÎÊÌ⣩HDPEĤÓÉʲôԪËØ×é³É£¿

£¨²éÔÄ×ÊÁÏ£©¢ÙHDPE ĤÄܹ»È¼ÉÕ£¬È¼ÉÕ¿ÉÄÜÉú³ÉÒ»Ñõ»¯Ì¼£»¢Ú¼îʯ»ÒÖ÷Òª³É·ÖÊÇÇâÑõ»¯ÄƹÌÌåºÍÑõ»¯¸Æ¹ÌÌå¡£

£¨ÊµÑé̽¾¿£©ÈçͼËùʾ£¬ÏÈͨÈë¸ÉÔﵪÆø£¬ÔÙ½« 4.2g µÄHDPE ĤÑùÆ·ÔÚÒ»¶¨ÖÊÁ¿µÄÑõÆøÖеãȼ£¬²¢½«È¼ÉÕ²úÎïÒÀ´Îͨ¹ý×°ÖÃA¡¢B¡¢C¡¢D£¨×°ÖÃÖÐÿ²½·´Ó¦¾ù½øÐÐÍêÈ«£©¡£

£¨ÊµÑé¼Ç¼£©

×°ÖÃÖÊÁ¿

A ×°ÖÃ×ÜÖÊ

Á¿

C ×°ÖÃ×ÜÖÊ

Á¿

ʵÑéÇ°

100.0 g

100.0 g

ʵÑéºó

105.4 g

113.2 g

£¨ÊµÑé·ÖÎö£©

£¨1£©ÊµÑéÇ°£¬ÏÈͨÈ뵪ÆøµÄÄ¿µÄÊÇ___________¡£

£¨2£©×°ÖÃA ÖÐŨÁòËáµÄ×÷ÓÃÊÇ__________¡£

£¨3£©ÊµÑéÖй۲쵽װÖÃB ÖкÚÉ«·ÛÄ©±ä³ÉºìÉ«£¬Ö¤Ã÷ȼÉÕ²úÎïÖÐÓÐ____________¡£

£¨4£©×°ÖÃC Öз¢ÉúµÄ»¯Ñ§·´Ó¦·½³ÌʽΪ__________¡£

£¨5£©×°ÖÃD µÄ×÷ÓÃÊÇ______________¡£

£¨Êý¾Ý´¦Àí£©4.2 g µÄHDPE ĤÑùÆ·Öк¬Ì¼ÔªËصÄÖÊÁ¿Îª______________g£¬º¬ÇâÔªËصÄÖÊÁ¿Îª______________g¡£

£¨ÊµÑé½áÂÛ£©HDPE ĤÓÉ̼ԪËØ¡¢ÇâÔªËØ×é³É£¬²»º¬ÆäËûÔªËصÄÀíÓÉÊÇ___________£¨ÓÃÊý¾Ý·ÖÎö£©¡£

£¨·´Ë¼ÍØÕ¹£©ÊµÑéÖÐµÄ 4.2 g HDPE ĤÑùƷȼÉÕÏûºÄµÄÑõÆøÖÊÁ¿Îªm£¬Ôòm µÄÈ¡Öµ·¶Î§Îª____________¡£

¡¾´ð°¸¡¿Åž¡×°ÖÃÄڵĿÕÆø£¬ÒÔ·ÀÖ¹¼ÓÈÈ·¢Éú±¬Õ¨ ÎüÊÕË®ÕôÆø CO 2NaOH + CO2=Na2CO3+H2O ·ÀÖ¹Íâ½ç¿ÕÆøÖеÄË®¡¢¶þÑõ»¯Ì¼µÈÆøÌå½øÈëC×°ÖÃÄÚ£¬Ó°Ïì²âÁ¿½á¹û 3.6 0.6 Éú³ÉÎïÖÐ̼¡¢ÇâÔªËØÖÊÁ¿Ö®ºÍΪ4.2g 9.6g¡Ü m¡Ü 14.4g

¡¾½âÎö¡¿

£¨1£©ÊµÑéÇ°£¬ÏÈͨÈ뵪ÆøµÄÄ¿µÄÊÇÅž¡×°ÖÃÄڵĿÕÆø£¬ÒÔ·ÀÖ¹¼ÓÈÈ·¢Éú±¬Õ¨¡£¹ÊÌÅž¡×°ÖÃÄڵĿÕÆø£¬ÒÔ·ÀÖ¹¼ÓÈÈ·¢Éú±¬Õ¨£»

£¨2£©×°ÖÃAÖÐŨÁòËáµÄ×÷ÓÃÊÇÎüÊÕË®ÕôÆø¡£¹ÊÌÎüÊÕË®ÕôÆø£»

£¨3£©ÊµÑéÖй۲쵽װÖÃBÖкÚÉ«·ÛÄ©±ä³ÉºìÉ«£¬ÊÇÒòΪÑõ»¯Í­ºÍÒ»Ñõ»¯Ì¼·´Ó¦Éú³ÉÍ­ºÍ¶þÑõ»¯Ì¼£¬Ö¤Ã÷ȼÉÕ²úÎïÖÐÓÐÒ»Ñõ»¯Ì¼¡£¹ÊÌһÑõ»¯Ì¼£»

£¨4£©×°ÖÃC ÖÐÇâÑõ»¯ÄƺÍÉú³ÉµÄ¶þÑõ»¯Ì¼·´Ó¦Éú³É̼ËáÄƺÍË®£¬·´Ó¦µÄ»¯Ñ§·´Ó¦·½³ÌʽΪ£º2NaOH + CO2=Na2CO3+H2O£»¹ÊÌ2NaOH + CO2=Na2CO3+H2O£»

[Êý¾Ý´¦Àí]4.2 g µÄHDPE ĤÑùÆ·Öк¬Ì¼ÔªËصÄÖÊÁ¿Îª£º£¨113.2g-100g£©=3.6g£¬º¬ÇâÔªËصÄÖÊÁ¿Îª£¨105.4g-100g£©=0.6g¡£¹ÊÌ3.6£»0.6£»

[ʵÑé½áÂÛ]HDPE ĤÓÉ̼ԪËØ¡¢ÇâÔªËØ×é³É£¬²»º¬ÆäËûÔªËصÄÀíÓÉÊÇÉú³ÉÎïÖÐ̼¡¢ÇâÔªËØÖÊÁ¿Ö®ºÍΪ£º3.6g+0.6g=4.2g¡£¹ÊÌÉú³ÉÎïÖÐ̼¡¢ÇâÔªËØÖÊÁ¿Ö®ºÍΪ4.2g£»

[·´Ë¼ÍØÕ¹]0.6gÇâÔªËØÍêȫȼÉÕÐèÒªÑõÆøµÄÖÊÁ¿Îª£º0.6g¡Á=4.8g

¢Ù¼ÙÉè3.6g̼ȼÉÕÖ»Éú³É¶þÑõ»¯Ì¼£¬ÐèÒªÑõÆøµÄÖÊÁ¿Îª£º3.6g¡Á=9.6g£¬´Ëʱ4.2 g µÄHDPEĤÑùȼÉÕÐèÒªÑõÆøµÄÖÊÁ¿Îª£º4.8g+9.6g=14.4g£»

¢Ú¼ÙÉè3.6g̼ȼÉÕÖ»Éú³ÉÒ»Ñõ»¯Ì¼£¬ÐèÒªÑõÆøµÄÖÊÁ¿Îª£º3.6g¡Á=4.8g£¬´Ëʱ4.2 g µÄHDPEĤÑùȼÉÕÐèÒªÑõÆøµÄÖÊÁ¿Îª£º4.8g+4..8g=9.6g£»

Ôòm µÄÈ¡Öµ·¶Î§Îª9.6g¡Ü m¡Ü14.4g¡£

¹ÊÌ9.6g¡Ü m¡Ü14.4g¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø